| Digest Nr | Subject and Author |
|---|
 |
| 2016.12.13.02 | List of Rollographies and Compilers, from Art Reblitz |
| 2016.12.12.03 | List of Rollographies & Compilers, from Matt Jaro |
| 2016.12.12.02 | List of Rollographies & Compilers, from Rick Crandall |
| 2016.12.11.02 | List of Rollographies & Compilers, from Jim Blanco |
| 2015.11.09.07 | Reproducing Piano Roll Catalogs & Rollographies, from Karl Petersen |
| 2015.09.18.02 | Phonoliszt-Violina & Coinola "O" Rollographies, from Rick Crandall |
| 2015.02.23.03 | Rollographies, from Rick Crandall |
| 2015.02.22.03 | List of Rollographies, from Matthew Caulfield |
| 2011.04.12.03 | Reproducing Piano Roll Catalogs & Rollographies, from Douglas Heckrotte |
| 2011.04.11.02 | Reproducing Piano Roll Catalogs & Rollographies, from Douglas Heckrotte |
| 2008.01.27.04 | Band Organ Rollographies, from Doug Hershberger |
| 2000.09.07.01 | Seek Help for Discographies and Rollographies, from Kevin McElhone |
| 2000.01.17.01 | Rollographies at RPRF Web Site, from Albert Petrak |
| 2000.01.16.01 | List of Rollographies, from Matthew Caulfield |
| 1999.02.10.04 | Classical Rollographies At New RPRF Web Site, from Albert Petrak |
| 1998.09.17.22 | Bibliography of Rollographies, from Matthew Caulfield |
|
